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https://github.com/archlinuxarm/PKGBUILDs.git
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32 lines
1.5 KiB
Diff
32 lines
1.5 KiB
Diff
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From c2cd814cdd8cbf8dda6ccec2266327a5321fbde8 Mon Sep 17 00:00:00 2001
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From: Jan Grulich <grulja@gmail.com>
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Date: Tue, 15 Mar 2022 14:31:55 +0100
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Subject: [PATCH] PipeWire capturer: check existence of cursor metadata
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Check whether there are any cursor metadata before we try to validate
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and use them, otherwise we might crash on this.
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Bug: webrtc:13429
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Change-Id: I365da59a189b6b974cebafc94fec49d5b942efae
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Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/255601
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Reviewed-by: Alexander Cooper <alcooper@chromium.org>
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Commit-Queue: Alexander Cooper <alcooper@chromium.org>
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Cr-Commit-Position: refs/heads/main@{#36240}
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---
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.../desktop_capture/linux/wayland/shared_screencast_stream.cc | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc b/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc
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index a8c86e26..9e81df4c 100644
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--- a/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc
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+++ b/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc
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@@ -650,7 +650,7 @@ void SharedScreenCastStreamPrivate::ProcessBuffer(pw_buffer* buffer) {
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const struct spa_meta_cursor* cursor =
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static_cast<struct spa_meta_cursor*>(spa_buffer_find_meta_data(
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spa_buffer, SPA_META_Cursor, sizeof(*cursor)));
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- if (spa_meta_cursor_is_valid(cursor)) {
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+ if (cursor && spa_meta_cursor_is_valid(cursor)) {
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struct spa_meta_bitmap* bitmap = nullptr;
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if (cursor->bitmap_offset)
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